{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001173},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001669","491:4910003339","491:4910002367","491:4910003497","491:4910001988","491:4910001937","491:4910002150","491:4910003258","491:4910003132","491:4910004242","491:4910002418","491:4910001724","491:4910003448","491:4910001310","491:4910001788","491:4910003841","491:4910003338","491:4910003452","491:4910003406","491:4910003195","491:4910001172","491:4910001610","491:4910002916","491:4910003510","491:4910003367"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.19405056185732636,0.10032584957938556,0.085542394373721,0.04353673798805126,0.043286363585804115,0.030889701307321882,0.02919981064301305,0.028662594801358677,0.024484395242089733,0.022684672466192695,0.02027931845820473,0.018487762778710892,0.018082524552021383,0.01670620150025532,0.016407406299778476,0.01570890669152327,0.015188240041842924,0.01458971697364572,0.014306337152160321,0.014240490095191464,0.012950211809541357,0.011030653306983667,0.009777523741301804,0.008749639775263992,0.008721136658683544],"twin_dists":[0.23518663381173227,0.27850928332798536,0.2880019501928025,0.32516121900392153,0.32546026302119324,0.3425010838108596,0.34526067103151503,0.34616666632788345,0.35376052382488626,0.35738220411593485,0.3626338358160608,0.3669107692964248,0.36792822450662244,0.37153980150503624,0.3723582157617833,0.3743237517343002,0.37583952549036426,0.37763956057532555,0.378514628217111,0.37872014932116604,0.38292686544637505,0.38992972486631494,0.39511178993992324,0.3998254275847585,0.3999630575704135],"n_dims_used":45,"mean_confidence":0.8988833957248263},"coverage":{"mean_confidence":0.8988833957248263,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}